USA Standard front driveshaft for Jeep Wrangler lists a 39‑1/4" center-to-center compressed length and is built new from high-grade steel with upgrades over OEM where applicable. USA Standard describes these shafts as dynamically balanced, strengthened to prevent common failures, and supplied fully assembled with new universal joints and slip yokes for a ready-to-install, vibration-reduced replacement.
USA Standard Front Driveshaft for Jeep Wrangler 39-1/4in Center to Center